time teach him everything.. he will manage after sometime.. slowly-2 all the movements will become foggy.. and a time will come when he you totally control your heart feelings. my friend this is a tough time for him your just help him and support. and tell him one thing " life never stop for someone just moveon he will found someone special" god has made a soul partner for him and he will found her when time will come :) and do one thing 4 him from my side.. hug him and tell "all izz well" :)